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Von Mantel's Formula: This formula which is based on the relationship b/w vol and increment was introduced by Mantel in 1852. It means that if the forest is normal, we will be cutting twice the normal value.
Jaideep invested two equal sums at 12% simple interest p.a. for 8 years and 10 years respectively. If the difference in interest earned is Rs.14...
Mr. P invested Rs. ‘8x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of ...
Rs. 14000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 20 less than the i...
If the simple interest for 6 years be equal to 60% of the principal. It will be equal to the principal after
The interest received by investing Rs. 2000 for 2 years at compound interest of 20% p.a., compounded annually, was re-invested for 3 years at simple int...
Kiran lent Rs. 40,000 to a friend at a compound interest rate of 'b%' per annum, compounded annually. After one year, the friend returned Rs. 44,800. If...
Rs. 9500 is invested in scheme ‘A’ for a year at simple interest of 50% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in ...
Rs. (y-1500) was invested in scheme J on (R-1)% per annum on compound interest. Rs. ‘y’ was invested in scheme K on (R+1)% per annum on simple inter...
The simple interest on a sum of Rs X in 5 years is 2/5 of the principal. What is the annual rate of interest?
What will be the ratio of simple interest earned on certain amount at the same rate of interest for 6 years and that for 16 years?